[Bug sanitizer/85774] Incorrect stack-use-after-scope caused by missing cleanup of shadow bytes

[marxin at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85774

--- Comment #7 from Martin Liška <marxin at gcc dot gnu.org> ---
(In reply to Martin Liška from comment #6)
> (In reply to Jakub Jelinek from comment #5)
> > If the variable is unused, why is any stack assigned to it?
> 
> I guess it's due to -O0 or am I wrong?

Jakub?